In other injury news, Archie Bradley, who was struck in the face by a batted ball last week, threw a side session and remains on target to return May 15.
Injured third baseman Jake Lamb had his walking boot removed from his left foot and is expected to try walking on a treadmill Tuesday.
Hale said it's possible that Lamb could return from the DL at some point during the team's upcoming homestand.
Steve Gilbert is a reporter for MLB.com. Read his blog, Inside the D-backs, and follow him on Twitter @SteveGilbertMLB.